Aircraft Accident/Incident Report

Sparks, Nevada 89431
Tuesady, July 31, 1990 12:00 PDT

NTSB Narrative Summary Released at Completion of Accident

A GLIDER COLLIDED WITH TERRAIN AFTER AN INFLIGHT LOSS OF CONTROL. THE PILOT BAILED OUT OF THE GLIDER BEFORE IMPACT WITH THE GROUND. THE PILOT INDICATED THE GLIDER ENCOUNTERED TURBULENCE. DURING THE ENCOUNTER, THE PILOT'S HEAD STRUCK THE GLIDER CANOPY AND THE PILOT'S RIGHT ARM WAS INJURED. THE PILOT STATED THAT SHE WAS UNABLE TO CONTROL THE PITCH OF THE GLIDER AND ELECTED TO BAIL OUT. THE PILOT HAD DIFFICULTY EXITING THE GLIDER DUE TO INJURIES. THE INJURY TO THE RIGHT ARM HAMPERED THE PILOT IN RELEASING THE GLIDER CANOPY, RELEASING HER SEAT BELT, AND PULLING THE PARACHUTE 'D-RING.' AFTER RELEASING THE CANOPY AND UNFASTENING THE SEAT BELT WITH THE AID OF HER LEFT HAND, THE PILOT DEPLOYED HER PARACHUTE WHILE STILL SEATED. THE PILOT LEANED FORWARD IN THE COCKPIT AND THE PILOT CHUTE DEPLOYED. AS THE MAIN CHUTE INFLATED, THE PILOT WAS PULLED FROM THE GLIDER. THE PILOT PARACHUTED SAFELY TO THE GROUND.

NTSB Probable Cause Narrative

THE INABILITY OF THE PILOT TO MAINTAIN CONTROL OF THE GLIDER AS A RESULT OF INJURIES SUSTAINED DURING AN INFLIGHT ENCOUNTER WITH TURBULENCE. CONTRIBUTING TO THE ACCIDENT WAS TURBULENT WEATHER CONDITION ENCOUNTERED.

Event Information

Type of Event Accident
Event Date 7/31/1990
Event Day of the Week Tuesday
Time of Event 1200
Event Time Zone Pacific Daylight Time
Event City SPARKS
Event State NEVADA
Event Country --
Zipcode of the event site 89431
Event Date Year 1990
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1357 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 175
Weather Observation Facility ID RNO
Elevation of weather observation facility 4412
Distance of event from weather observation facility (units?) 20
Time Zone of the weather observation PDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 12000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 40
Air Temperature at event time (in degrees celsius) 34
Dew Point at event time (in degress fahrenheit) 3
Wind Direction (degrees magnetic) 330
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1849
NTSB Notification Source --
NTSB Notification Date Jul 31 1990 12:00AM
NTSB Notification Time 1950
Fiche Number and/or location -used to find docket information 43637
Date of most recent change to record Dec 12 2000 5:09PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N34AZ
NTSB Number LAX90LA264
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name ROLLADEN-SCHNEIDER
Aircraft Model LS3-A
Aircraft Series Identifier LS3-A
Aircraft Serial Number 3349
Certified Max Gross Weight 1041
Aircraft Category Glider
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines --
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Nov 4 1989 12:00AM
Airframe hours since last inspection 99
Airframe Hours 794
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name HENRIETTA C. AMADE
Aircraft Owner Street Address 13199 EL RIVER ROAD
Aircraft Owner City POTTER VALLEY
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 95469
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1300
Departure Time Zone PDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --